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Nokia 7 plus vs Oppo A31

Compare recorded specifications, size and practical differences.

Nokia 7 plus

Nokia 7 plus

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Oppo A31

Oppo A31

Replace A31
Remove A31
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Key differences

Calculated from recorded specifications using minimum difference thresholds. These are differences, not an overall ranking. For three phones, numeric highlights compare the two extremes.

  • Screen diagonal7 plus: 0.5 in smaller diagonal7 plus: 6 in · A31: 6.5 in
  • Rear camera layoutDual / Triple7 plus: Dual · A31: Triple
  • Height7 plus: 5.5 mm shorter7 plus: 158.4 mm · A31: 163.9 mm
  • Release year2018 / 20207 plus: 2018 · A31: 2020

Physical size

Relative size, not calibrated actual size. Front and side outlines share one scale and a bottom baseline. Generic outlines use recorded body dimensions, excluding camera bumps.

Front
7 plus: 158.4 × 75.6 mm 1 A31: 163.9 × 75.5 mm 2
Side
7 plus: 158.4 × 8 mm 1 A31: 163.9 × 8.3 mm 2
  1. 1. 7 plus
    Height
    158.4 mm
    Width
    75.6 mm
    Depth
    8 mm
    Weight
    183 g
  2. 2. A31
    Height
    163.9 mm
    Width
    75.5 mm
    Depth
    8.3 mm
    Weight
    180 g

Specifications

Open a section for more detail. Scroll inside a table to keep phone names visible; on narrow screens, swipe sideways or use the arrow keys while the table is focused. Unknown means missing data, not No. Recorded zero values are shown as recorded.

Everyday essentials
Everyday essentials
Specification7 plusA31
Dimensions (HxWxD)
  • 158.4 Х 75.6 Х 8 mm
  • 163.9 Х 75.5 Х 8.3 mm
Weight
  • 183 g
  • 180 g
Technology
  • IPS LCD
  • IPS LCD
Screen size
  • 6" inch
  • 6.5" inch
Screen resolution
  • 1080 x 2160 px
  • 720 x 1600 px
Internal memoryRecorded storage / RAM variants. Entries are alternatives, not a combined maximum. Ambiguous formats stay as recorded.
  • 64 GB
  • 512GB 4GB
  • 128GB 4GB RAM
Memory card support
  • microSD
  • up to 256 GB (uses SIM 2 slot)
  • microSDXC (dedicated slot)
BatteryCapacity is not battery life. No endurance test is implied.
  • 3800 mAh
  • Non-removable Li-Ion
  • 4230 mAh
  • Non-removable Li-Po
Operating system OS
  • Android 8.1 (Oreo)
  • upgradable to Android 9.0 (Pie); Android One
  • Android 9.0 (Pie); ColorOS 6.1
Chipset
  • Qualcomm SDM660 Snapdragon 660 (14 nm)
  • Mediatek MT6765V/CB Helio P35 (12nm)
NFC
  • Yes
Unknown
Headphone jack
  • Yes
  • Yes
Display
Display
Specification7 plusA31
Touchscreen
  • capacitive touchscreen
  • capacitive touchscreen
Display colors
  • 16M
  • 16M
Screen area
  • 92.4 cm2
  • 102.0 cm2
Screen format
  • 18:9 (height:width)
  • 20:9 (height:width)
Screen to body ratio
  • 77.2%
  • 82.4%
PPI /points per inch/
  • 403 PPI
  • 270 PPI
Screen protection
  • Corning Gorilla Glass 3
Unknown
Camera and Video
Camera and Video
Specification7 plusA31
Rear camera, main
  • 12 MP
  • Dual
  • 12 MP
  • Triple
Camera specs
  • 12 MP
  • f/1.8
  • 25mm (wide)
  • 1/2.55''
  • 1.4µm
  • dual pixel PDAF -13 MP
  • f/2.6
  • 1/3.4''
  • 1.0µm
  • 2x optical zoom
  • AF
  • 12 MP
  • f/1.8
  • (wide)
  • PDAF -2 MP
  • f/2.4
  • 27mm (macro)
  • 1/5.0''
  • 1.75µm -2 MP
  • (depth)
Functions
  • Zeiss optics
  • HDR
Video
  • 1080p@30fps
  • 1080p@30fps
Front camera, selfie
  • 16 MP
  • Single
  • 8 MP
  • Single
Specifications
  • 16 MP
  • f/2.0
  • 1/3.1''
  • 1.0µm
  • 8 MP
  • f/2.0
Performance
Performance
Specification7 plusA31
Processor CPU
  • Octa-core (4x2.2 GHz Kryo 260 & 4x1.8 GHz Kryo 260)
  • Octa-core (4x2.3 GHz Cortex-A53 & 4x1.8 GHz Cortex-A53)
Graphics processor GPU
  • Adreno 512
  • PowerVR GE8320
Antutu 7 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 141725
Unknown
GeekBench 4 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1620
Unknown
GeekBench 4 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 5706
Unknown
GeekBench 4 RenderScriptLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 5641
Unknown
Antutu 8 scoreLegacy recorded score. Test conditions are unspecified; no new testing is implied. Unknown
  • 105221
GeekBench 5 Single CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 333
Unknown
GeekBench 5 Multi-CoreLegacy recorded score. Test conditions are unspecified; no new testing is implied.
  • 1391
Unknown
General specs
General specs
Specification7 plusA31
Release date
  • 2018
  • February
  • 2020
  • February 13
Colors
  • Black/Copper
  • White/Copper
  • Fantasy White
  • Mystery Black
Historical recorded priceLegacy catalogue value; date unknown. Not a current offer.
  • 280 EUR
  • 180 EUR
Battery life
  • Stand by time- Up to 723 h (3G) Talking time- Up to 19 h (3G) Music play - Up to 126 h
Unknown
Body build
  • Front glass
  • aluminum body (6000 series) with copper edges
  • Glass front
  • plastic back
  • plastic frame
Communication and Connectivity
Communication and Connectivity
Specification7 plusA31
SIM card
  • Hybrid Dual SIM (Nano-SIM
  • dual stand-by)
  • Dual SIM (Nano-SIM
  • dual stand-by)
Network
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 CDMA 800 & TD-SCDMA - China -3G - HSDPA 850 / 900 / 1900 / 2100 CDMA2000 1xEV-DO - China -4G - LTE band 1(2100)
  • 3(1800)
  • 5(850)
  • 7(2600)
  • 8(900)
  • 20(800)
  • 28(700)
  • 38(2600)
  • 40(2300)
  • 41(2500) - Global LTE band 1(2100)
  • 4(1700/2100)
  • 34(2000)
  • 39(1900)
  • 41(2500) - China
  • Show all network frequencies: -2G - GSM 850 / 900 / 1800 / 1900 - SIM 1 & SIM 2 -3G - HSDPA 850 / 900 / 2100 -4G - LTE (unspecified)
Speed
  • HSPA 42.2/5.76 Mbps
  • LTE-A (2CA) Cat6 300/50 Mbps
  • HSPA 42.2/5.76 Mbps
  • LTE-A
GPRS
  • Yes
  • Yes
Edge
  • Yes
  • Yes
Wi-Fi
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • WiFi Direct
  • hotspot
  • Wi-Fi 802.11 a/b/g/n/ac
  • dual-band
  • Wi-Fi Direct
  • hotspot
GPS
  • Yes
  • with A-GPS
  • GLONASS
  • BDS
  • Yes
  • with A-GPS
  • BDS
USB
  • 2.0
  • Type-C 1.0 reversible connector
  • USB On-The-Go
  • microUSB 2.0
  • USB On-The-Go
Bluetooth
  • 5.0
  • A2DP
  • LE
  • 5.0
  • A2DP
  • LE
Harmful irradiation
  • SAR EU - 0.36 W/kg (head) 1.78 W/kg (body)
Unknown
Music and Audio
Music and Audio
Specification7 plusA31
Radio
  • No
  • FM radio
Others
  • Active noise cancellation with dedicated mic
  • 480 nits typ. brightness
Other features
Other features
Specification7 plusA31
Dop
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • gyro
  • proximity
  • compass - Fast battery charging (18W
  • 9V/2A)
  • Sensors Fingerprint (rear-mounted)
  • accelerometer
  • proximity
  • compass

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